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Bacterial Ocular Infection

Bacterial ocular infection is a broad label for bacterial disease affecting the conjunctiva, cornea, eyelids or deeper tissues around or within the eye.

Key takeaways

  • A sticky red eye may be conjunctivitis, while pain, light sensitivity and reduced vision raise concern for corneal or deeper infection.
  • Contact lenses, eye injury, recent surgery and immune suppression increase the need for urgent specialist assessment.
  • Antibiotic formulation, spectrum and delivery route depend on the infected structure, not redness alone.

The listings below do not identify where infection is located; potentially sight-threatening symptoms need direct eye examination.

Why location changes urgency

Conjunctivitis affects the surface membrane and is often mild. Keratitis involves the cornea and can ulcerate or scar rapidly. Eyelid infection may spread into the orbit, while infection inside the eye after surgery or injection is an emergency. Fluorescein examination and slit-lamp assessment can identify corneal damage.

Treatment approach

Uncomplicated bacterial conjunctivitis may use standard topical antibiotics. Corneal or intraocular infection needs intensive specialist-selected therapy and often cultures. Steroid eye drops can accelerate some infections and should not be started without ophthalmic guidance.

When to seek urgent care

Arrange urgent eye care for pain, light sensitivity, reduced vision, a white corneal spot, severe swelling, restricted eye movement, recent eye procedure or a red painful eye after contact-lens use.